Request to manufacture a modified Phantom III ignition coil with 15000 turns on the secondary winding.
| Identifier | ExFiles\Box 164\5\ img254 | |
| Date | 23th October 1936 | |
| To RHC {R. H. Coverley - Production Engineer} : (601) Rst.7/JH. 23.10.36. Will you please have made for us as soon as possible a standard Phantom III ignition coil modified by winding only 15000 turns on the secondry winding. Hst. | ||
From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).